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Submission #119937

# Submission time Handle Problem Language Result Execution time Memory
119937 2019-06-22T16:55:26 Z tutis medians (balkan11_medians) C++17
5 / 100
 108 ms 11512 KB 
/*input
5
1 3 3 4 5
*/
#pragma GCC optimize ("O3")
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
int main()
{
	ios_base::sync_with_stdio(false);
	int n;
	cin >> n;
	int m[n];
	for (int i = 0; i < n; i++)
		cin >> m[i];
	set<int>nebus;
	for (int i = 1; i <= 2 * n - 1; i++)
		nebus.insert(i);
	for (int i = 0; i < n; i++)
		nebus.erase(m[i]);
	deque<int>answer;
	for (int i = n - 1; i > 0; i--)
	{
		if (m[i] == m[i - 1])
		{
			auto it = nebus.upper_bound(m[i]);
			answer.push_front(*it);
			nebus.erase(it);
			it = nebus.lower_bound(m[i]);
			it--;
			answer.push_front(*it);
			nebus.erase(it);
		}
		else
		{
			nebus.insert(m[i]);
			if (m[i] > m[i - 1])
			{
				auto it = nebus.upper_bound(m[i - 1]);
				answer.push_front(*it);
				nebus.erase(it);
				it = nebus.upper_bound(m[i - 1]);
				answer.push_front(*it);
				nebus.erase(it);
			}
			else
			{
				auto it = nebus.lower_bound(m[i - 1]);
				it--;
				answer.push_front(*it);
				nebus.erase(it);
				it = nebus.lower_bound(m[i - 1]);
				it--;
				answer.push_front(*it);
				nebus.erase(it);
			}
		}
	}
	answer.push_front(m[0]);
	for (int i : answer)
		cout << i << " ";
}

Subtask #1
5.0 / 65.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 384 KB Not a permutation
2 Incorrect 2 ms 384 KB Not a permutation
3 Incorrect 2 ms 384 KB Not a permutation
4 Incorrect 2 ms 384 KB Not a permutation
5 Incorrect 2 ms 384 KB Not a permutation
6 Correct 2 ms 384 KB Output is correct
7 Incorrect 2 ms 384 KB Not a permutation
8 Incorrect 3 ms 384 KB Not a permutation
9 Incorrect 2 ms 384 KB Not a permutation
10 Incorrect 2 ms 384 KB Not a permutation
11 Incorrect 2 ms 384 KB Not a permutation
12 Incorrect 2 ms 384 KB Not a permutation
13 Incorrect 2 ms 512 KB Not a permutation

Subtask #2
0.0 / 35.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 640 KB Not a permutation
2 Incorrect 4 ms 768 KB Not a permutation
3 Incorrect 7 ms 1152 KB Not a permutation
4 Incorrect 14 ms 2176 KB Not a permutation
5 Incorrect 29 ms 3840 KB Not a permutation
6 Incorrect 63 ms 7416 KB Not a permutation
7 Incorrect 108 ms 11512 KB Not a permutation